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Suratthani Climate by Month

The graphs below provide an overview of the climate in Suratthani (Koh Samui), Thailand. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Suratthani

Fri   Nov 15
33°C | 24°C
NE 11 km/h
1.5 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Sat   Nov 16
33°C | 23°C
NE 11 km/h
1.3 mm
partly cloudy and  chance of rain

partly cloudy and chance of rain

Sun   Nov 17
33°C | 23°C
E 11 km/h
1 mm
partly cloudy and  chance of rain

partly cloudy and chance of rain

The best time of year to visit Suratthani in Thailand

Other facts from our historical weather data:

  • When is the rainy season in Suratthani?
    Rainy season in Suratthani occurs in the months of May, August, September, October, November and December.
  • Which is the hottest month in Suratthani?
    April has an average maximum temperature of 35°C and is the hottest month of the year.
  • Which is the coolest month in Suratthani?
    The coolest month is January with an average maximum temperature of 30°C.
  • Which is the wettest month in Suratthani?
    October tops the wettest month list with 312 mm of rainfall.
  • Which is the driest month in Suratthani?
    February is the driest month with 43 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.